diff --git a/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/disable-block-settings/index.js b/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/disable-block-settings/index.js
new file mode 100644
index 0000000000000..558084143c540
--- /dev/null
+++ b/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/disable-block-settings/index.js
@@ -0,0 +1,33 @@
+/* global fullSiteEditing */
+
+/**
+ * External dependencies
+ */
+import { select, dispatch, subscribe } from '@wordpress/data';
+import { get } from 'lodash';
+
+/**
+ * Removes the block settings panel if the template or post content blocks are selected.
+ * Since it is not possible to disable the block settings entirely through Gutenberg state,
+ * we use a hack to deselect the block, which removes the option to change its settings.
+ * This is also done officially in the core PostTitle block, so there is prior art.
+ *
+ * @see https://github.com/WordPress/gutenberg/blob/master/packages/editor/src/components/post-title/index.js
+ */
+const unsubscribe = subscribe( () => {
+	// We don't care about this on the template or post editor
+	if ( 'page' !== fullSiteEditing.editorPostType ) {
+		return unsubscribe();
+	}
+
+	// Determine which block we have selected:
+	const selectedBlock = select( 'core/editor' ).getSelectedBlock();
+	const blockName = get( selectedBlock, 'name', null );
+
+	// If we have selected one the template block, deselect it.
+	// Note: this does not work for post content because you can't
+	// edit inner blocks if the block is not selected.
+	if ( 'a8c/template' === blockName ) {
+		dispatch( 'core/block-editor' ).clearSelectedBlock( blockName );
+	}
+} );
diff --git a/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/index.js b/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/index.js
index 5caae82f29606..44c929feda65e 100644
--- a/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/index.js
+++ b/apps/full-site-editing/full-site-editing-plugin/full-site-editing/editor/index.js
@@ -4,4 +4,5 @@
 import './block-inserter';
 import './template-validity-override';
 import './image-block-keywords';
+import './disable-block-settings';
 import './style.scss';